package chapter02;

import java.util.Scanner;

public class xiaoming {
    public static void main(String[] args) {
        int pencil = 1;//铅笔价格
        int rubber = 2;//橡皮价格
        int cola = 3;//可乐价格
        int book = 12;  //书本价格
        int snacks = 5;    //零售价格
        System.out.println("书本的价格位" + book + "元,您总共有20元");
        System.out.println("1.铅笔的价格为:" + pencil + "元");
        System.out.println("2.橡皮的价格为:" + rubber + "元");
        System.out.println("3.可乐的价格为:" + cola + "元");
        System.out.println("4.零食的价格为:" + snacks + "元");
        Scanner scl = new Scanner(System.in);
        System.out.println("请输入其他需要购买商品的序号:");
        int id = scl.nextInt();
        switch (id) {
            case 1:
                int pencilmoney = 20 - book;
                int pencilsum = pencilmoney / pencil;
                int pencilsurplus = pencilmoney % pencil;
                System.out.println("购买完书本后还可以购买铅笔" + pencilsum + "个，还剩" + pencilsurplus + "元");
                break;
            case 2:
            int rubbermoney = 20 - book;
            int rubbersum = rubbermoney / rubber;
            int rubbersurplus = rubbermoney % rubber;
            System.out.println("购买完书本后还可以购买橡皮" + rubbersum + "个，还剩" + rubbersurplus + "元");
            break;
            case 3:
		  int colamoney=20-book;
				  int colasum=colamoney/cola;
				  int colasurplus=colamoney%cola;
				 System.out.println("购买完书本后还可以购买可乐"+colasum+"个，还剩"+colasurplus+"元");
                    				  break;
            case 4:
				  int snacksmoney=20-book;
				  int snackssum=snacksmoney/snacks;
				  int snackssurplus=snacksmoney%snacks;
				  System.out.println("购买完书本后还可以购买零食"+snackssum+"个，还剩"+snackssurplus+"元");
                    				  break;
            default:
				  System.out.println("您的输入有误。");
				  break;

        }
    }
}
